<?php
/**
 * Element: Block
 * Displays a block with optionally a title and description
 *
 * @package     NoNumber! Elements
 * @version     2.9.1
 *
 * @author      Peter van Westen <peter@nonumber.nl>
 * @link        http://www.nonumber.nl
 * @copyright   Copyright © 2011 NoNumber! All Rights Reserved
 * @license     http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
 */

// No direct access
defined( '_JEXEC' ) or die();

// Load common functions
require_once JPATH_PLUGINS.DS.'system'.DS.'nonumberelements'.DS.'helpers'.DS.'functions.php';

/**
 * Block Element
 *
 * Available extra parameters:
 * label			The title
 * description		The description
 * start			If no title or description, this defines that it is a start tag
 * end				Defines that it is a end tag
 */
class nnElementBlock
{
	var $_version = '2.9.1';

	function getInput( $name, $id, $value, $params, $children, $j15 = 0 )
	{
		$this->params = $params;

		$title = $this->def( 'label' );
		$description = $this->def( 'description' );

		$start = $this->def( 'start', 0 );
		$end = $this->def( 'end', 0 );

		$hastitle = ( $title || $description );

		$document =& JFactory::getDocument();
		$document->addStyleSheet( JURI::root(true).'/plugins/system/nonumberelements/css/style.css?v='.$this->_version );

		$html = array();

		if ( $start || !$end ) {
			$html[] = $this->getTitleBlock( $title, $description, $start, $j15 );
			if ( $start || !$hastitle ) {
				$class = 'panel nn_panel';
				if ( $j15 ) {
					$class .= ' nn_panel_15';
				}
				$html[] = '<div class="'.$class.'"><div class="nn_block">';
			}
			if ( $start ) {
				if ( $j15 ) {
					$html[] = '<table width="100%" class="paramlist admintable" cellspacing="1">';
					$html[] = '<tr><td colspan="2" class="paramlist_value">';
					$random = rand( 100000, 999999 );
					$html[] = '<div id="end-'.$random.'"></div><script type="text/javascript">NoNumberElementsHideTD( "end-'.$random.'" );</script>';
				} else {
					$html[] = '<ul class="adminformlist"><li>';
				}
			}
		}
		if ( $end || !$start ) {
			if ( $end ) {
				if ( $j15 ) {
					$random = rand( 100000, 999999 );
					$html[] = '<div id="end-'.$random.'"></div><script type="text/javascript">NoNumberElementsHideTD( "end-'.$random.'" );</script>';
					$html[] = '</td></tr></table>';
				} else {
					$html[] = '<div style="clear: both;"></div></li></ul>';
				}
			}
			if ( $end || !$hastitle ) {
				$html[] = '<div style="clear: both;"></div>';
				$html[] = '</div></div>';
			}
		}

		return implode( $html );
	}

	private function getTitleBlock( $title = '', $description = '', $start = 0, $j15 = 0 )
	{
		$nostyle = $this->def( 'nostyle', 0 );

		if ( $title ) {
			$title = NoNumberElementsFunctions::html_entity_decoder( JText::_( $title ) );
		}

		if ( $description ) {
			// variables
			$v1 = $this->def( 'var1' );
			$v2 = $this->def( 'var2' );
			$v3 = $this->def( 'var3' );
			$v4 = $this->def( 'var4' );
			$v5 = $this->def( 'var5' );

			$description = NoNumberElementsFunctions::html_entity_decoder( trim( JText::sprintf( $description, $v1, $v2, $v3, $v4, $v5 ) ) );
			$description = str_replace( 'span style="font-family:monospace;"', 'span class="nn_code"', $description );
		}

		$html = array();

		if ( $title ) {
			if ( $nostyle ) {
				$html[] = '<div style="clear:both;"><div>';
			} else {
				$class = 'panel nn_panel nn_panel_title';
				if ( $j15 ) {
					$class .= ' nn_panel_15';
				}
				if ( $start || $description ) {
					$class .= ' nn_panel_top';
				}
				$html[] = '<div class="'.$class.'"><div class="nn_block nn_title">';
			}
			$html[] = $title;
			$html[] = '<div style="clear: both;"></div>';
			$html[] = '</div></div>';
		}

		if ( $description ) {
			if ( $nostyle ) {
				$html[] = '<div style="clear:both;"><div>';
			} else {
				$class = 'panel nn_panel nn_panel_description';
				if ( $j15 ) {
					$class .= ' nn_panel_15';
				}
				if ( $start ) {
					$class .= ' nn_panel_top';
				}
				if ( $title ) {
					$class .= ' nn_panel_hastitle';
				}
				$html[] = '<div class="'.$class.'"><div class="nn_block nn_title">';
			}

			$html[] = $description;
			$html[] = '<div style="clear: both;"></div>';
			$html[] = '</div></div>';
		}

		return implode( $html );
	}

	private function def( $val, $default = '' )
	{
		return ( isset( $this->params[$val] ) && (string) $this->params[$val] != '' ) ? (string) $this->params[$val] : $default;
	}
}

if ( version_compare( JVERSION, '1.6.0', 'l' ) ) {
	// For Joomla 1.5
	class JElementBlock extends JElement
	{
		/**
		 * Element name
		 *
		 * @access	protected
		 * @var		string
		 */
		var $_name = 'Block';

		function fetchTooltip( $label, $description, &$node, $control_name, $name )
		{
			$this->_nnelement = new nnElementBlock();
			return;
		}

		function fetchElement( $name, $value, &$node, $control_name )
		{
			return $this->_nnelement->getInput( $control_name.'['.$name.']', $control_name.$name, $value, $node->attributes(), $node->children(), 1 );
		}
	}
} else {
	// For Joomla 1.6
	class JFormFieldBlock extends JFormField
	{
		/**
		 * The form field type
		 *
		 * @var		string
		 */
		public $type = 'Block';

		protected function getLabel()
		{
			$this->_nnelement = new nnElementBlock();
			return;
		}

		protected function getInput()
		{
			return $this->_nnelement->getInput( $this->name, $this->id, $this->value, $this->element->attributes(), $this->element->children() );
		}
	}
}